diff --git a/modules/kms/README.md b/modules/kms/README.md
index 1d08fce83..e11dd1af9 100644
--- a/modules/kms/README.md
+++ b/modules/kms/README.md
@@ -120,14 +120,14 @@ module "kms" {
 | name | description | type | required | default |
 |---|---|:---:|:---:|:---:|
 | [keyring](variables.tf#L64) | Keyring attributes. | <code title="object&#40;&#123;&#10;  location &#61; string&#10;  name     &#61; string&#10;&#125;&#41;">object&#40;&#123;&#8230;&#125;&#41;</code> | ✓ |  |
-| [project_id](variables.tf#L113) | Project id where the keyring will be created. | <code>string</code> | ✓ |  |
+| [project_id](variables.tf#L114) | Project id where the keyring will be created. | <code>string</code> | ✓ |  |
 | [iam](variables.tf#L17) | Keyring IAM bindings in {ROLE => [MEMBERS]} format. | <code>map&#40;list&#40;string&#41;&#41;</code> |  | <code>&#123;&#125;</code> |
 | [iam_bindings](variables.tf#L24) | Authoritative IAM bindings in {KEY => {role = ROLE, members = [], condition = {}}}. Keys are arbitrary. | <code title="map&#40;object&#40;&#123;&#10;  members &#61; list&#40;string&#41;&#10;  role    &#61; string&#10;  condition &#61; optional&#40;object&#40;&#123;&#10;    expression  &#61; string&#10;    title       &#61; string&#10;    description &#61; optional&#40;string&#41;&#10;  &#125;&#41;&#41;&#10;&#125;&#41;&#41;">map&#40;object&#40;&#123;&#8230;&#125;&#41;&#41;</code> |  | <code>&#123;&#125;</code> |
 | [iam_bindings_additive](variables.tf#L39) | Keyring individual additive IAM bindings. Keys are arbitrary. | <code title="map&#40;object&#40;&#123;&#10;  member &#61; string&#10;  role   &#61; string&#10;  condition &#61; optional&#40;object&#40;&#123;&#10;    expression  &#61; string&#10;    title       &#61; string&#10;    description &#61; optional&#40;string&#41;&#10;  &#125;&#41;&#41;&#10;&#125;&#41;&#41;">map&#40;object&#40;&#123;&#8230;&#125;&#41;&#41;</code> |  | <code>&#123;&#125;</code> |
 | [import_job](variables.tf#L54) | Keyring import job attributes. | <code title="object&#40;&#123;&#10;  id               &#61; string&#10;  import_method    &#61; string&#10;  protection_level &#61; string&#10;&#125;&#41;">object&#40;&#123;&#8230;&#125;&#41;</code> |  | <code>null</code> |
 | [keyring_create](variables.tf#L72) | Set to false to manage keys and IAM bindings in an existing keyring. | <code>bool</code> |  | <code>true</code> |
-| [keys](variables.tf#L78) | Key names and base attributes. Set attributes to null if not needed. | <code title="map&#40;object&#40;&#123;&#10;  rotation_period               &#61; optional&#40;string&#41;&#10;  labels                        &#61; optional&#40;map&#40;string&#41;&#41;&#10;  purpose                       &#61; optional&#40;string, &#34;ENCRYPT_DECRYPT&#34;&#41;&#10;  skip_initial_version_creation &#61; optional&#40;bool, false&#41;&#10;  version_template &#61; optional&#40;object&#40;&#123;&#10;    algorithm        &#61; string&#10;    protection_level &#61; optional&#40;string, &#34;SOFTWARE&#34;&#41;&#10;  &#125;&#41;&#41;&#10;&#10;&#10;  iam &#61; optional&#40;map&#40;list&#40;string&#41;&#41;, &#123;&#125;&#41;&#10;  iam_bindings &#61; optional&#40;map&#40;object&#40;&#123;&#10;    members &#61; list&#40;string&#41;&#10;    condition &#61; optional&#40;object&#40;&#123;&#10;      expression  &#61; string&#10;      title       &#61; string&#10;      description &#61; optional&#40;string&#41;&#10;    &#125;&#41;&#41;&#10;  &#125;&#41;&#41;, &#123;&#125;&#41;&#10;  iam_bindings_additive &#61; optional&#40;map&#40;object&#40;&#123;&#10;    member &#61; string&#10;    role   &#61; string&#10;    condition &#61; optional&#40;object&#40;&#123;&#10;      expression  &#61; string&#10;      title       &#61; string&#10;      description &#61; optional&#40;string&#41;&#10;    &#125;&#41;&#41;&#10;  &#125;&#41;&#41;, &#123;&#125;&#41;&#10;&#125;&#41;&#41;">map&#40;object&#40;&#123;&#8230;&#125;&#41;&#41;</code> |  | <code>&#123;&#125;</code> |
-| [tag_bindings](variables.tf#L118) | Tag bindings for this keyring, in key => tag value id format. | <code>map&#40;string&#41;</code> |  | <code>&#123;&#125;</code> |
+| [keys](variables.tf#L78) | Key names and base attributes. Set attributes to null if not needed. | <code title="map&#40;object&#40;&#123;&#10;  rotation_period               &#61; optional&#40;string&#41;&#10;  labels                        &#61; optional&#40;map&#40;string&#41;&#41;&#10;  purpose                       &#61; optional&#40;string, &#34;ENCRYPT_DECRYPT&#34;&#41;&#10;  skip_initial_version_creation &#61; optional&#40;bool, false&#41;&#10;  version_template &#61; optional&#40;object&#40;&#123;&#10;    algorithm        &#61; string&#10;    protection_level &#61; optional&#40;string, &#34;SOFTWARE&#34;&#41;&#10;  &#125;&#41;&#41;&#10;&#10;&#10;  iam &#61; optional&#40;map&#40;list&#40;string&#41;&#41;, &#123;&#125;&#41;&#10;  iam_bindings &#61; optional&#40;map&#40;object&#40;&#123;&#10;    members &#61; list&#40;string&#41;&#10;    role    &#61; string&#10;    condition &#61; optional&#40;object&#40;&#123;&#10;      expression  &#61; string&#10;      title       &#61; string&#10;      description &#61; optional&#40;string&#41;&#10;    &#125;&#41;&#41;&#10;  &#125;&#41;&#41;, &#123;&#125;&#41;&#10;  iam_bindings_additive &#61; optional&#40;map&#40;object&#40;&#123;&#10;    member &#61; string&#10;    role   &#61; string&#10;    condition &#61; optional&#40;object&#40;&#123;&#10;      expression  &#61; string&#10;      title       &#61; string&#10;      description &#61; optional&#40;string&#41;&#10;    &#125;&#41;&#41;&#10;  &#125;&#41;&#41;, &#123;&#125;&#41;&#10;&#125;&#41;&#41;">map&#40;object&#40;&#123;&#8230;&#125;&#41;&#41;</code> |  | <code>&#123;&#125;</code> |
+| [tag_bindings](variables.tf#L119) | Tag bindings for this keyring, in key => tag value id format. | <code>map&#40;string&#41;</code> |  | <code>&#123;&#125;</code> |
 
 ## Outputs
 
diff --git a/modules/kms/variables.tf b/modules/kms/variables.tf
index c32915469..52de83890 100644
--- a/modules/kms/variables.tf
+++ b/modules/kms/variables.tf
@@ -90,6 +90,7 @@ variable "keys" {
     iam = optional(map(list(string)), {})
     iam_bindings = optional(map(object({
       members = list(string)
+      role    = string
       condition = optional(object({
         expression  = string
         title       = string